System error <pre>Loading pages (1/6)
[>                                                           ] 0%
[======>                                                     ] 10%
Warning: Blocked access to file                                   
Warning: Blocked access to file 
Warning: Blocked access to file 
[=======>                                                    ] 12%
Error: Failed to load about:blank, with network status code 301 and http status code 0 - Protocol "about" is unknown
Error: Failed to load about:blank, with network status code 301 and http status code 0 - Protocol "about" is unknown
Error: Failed to load about:blank, with network status code 301 and http status code 0 - Protocol "about" is unknown
[==============>                                             ] 24%
[=================>                                          ] 29%
[=====================>                                      ] 36%
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Counting pages (2/6)                                               
[============================================================] Object 1 of 1
Resolving links (4/6)                                                       
[============================================================] Object 1 of 1
Loading headers and footers (5/6)                                           
[>                                                           ] 1%
[=>                                                          ] 3%
[===>                                                        ] 5%
[===>                                                        ] 6%
[====>                                                       ] 8%
[======>                                                     ] 10%
[=======>                                                    ] 13%
[===============>                                            ] 25%
[===============>                                            ] 25%
[===============>                                            ] 26%
[================>                                           ] 28%
[=================>                                          ] 29%
[==================>                                         ] 30%
libpng warning: iCCP: known incorrect sRGB profile
[========================>                                   ] 40%
[=========================>                                  ] 43%
[=================================>                          ] 55%
[==================================>                         ] 58%
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Printing pages (6/6)                                               
[>                                                           ] Preparing
[===================>                                        ] Page 1 of 3
[=======================================>                    ] Page 2 of 3
[============================================================] Page 3 of 3
Done                                                                      
Exit with code 1 due to network error: ProtocolUnknownError
</pre>